<!DOCTYPE html>
<html lang="en">
  <head>
    <title></title>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1" />
  </head>
  <body>
    <form>
      <label for="username">用户名：</label>
      <input id="username" type="text" name="username" />
      <label>
        密码：
        <input type="password" name="pwd" />
      </label>
    </form>
  </body>
</html>
